mruby/mruby — pull request #342 by monaka (2012-07-04 06:05:52+00:00)
Title: Suppress "warning: array subscript has type ‘char’ [-Wchar-subscripts]".

They're possible to crash the runtime.

(I just did type cast easily. But I think the best fix is to add asserts if the value is positive. But I didn't add asserts.)